OPTICAL ELEMENT, METHOD FOR MANUFACTURING THE SAME, AND OPTICAL APPARATUS

An optical element includes a substrate having an optically effective surface and an optically non-effective surface, and a light shielding film disposed over the optically non-effective surface. The optically non-effective surface has an inclined chamfer and a level chamfer that define a ridge port...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Yamamoto, Shuhei, Kumagai, Takeaki, Ochi, Norihiko, Ishikura, Junri
Format: Patent
Sprache:eng
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